lily/clef-item.cc

   1 /*
   2   clef-item.cc -- implement Clef_item
   3
   4   source file of the GNU LilyPond music typesetter
   5
   6   (c) 1997 Han-Wen Nienhuys <hanwen@stack.nl>
   7 */
   8
   9 #include "clef-item.hh"
  10 #include "string.hh"
  11 #include "molecule.hh"
  12 #include "paper-def.hh"
  13 #include "lookup.hh"
  14 #include "clef-grav.hh"
  15
  16
  17 void
  18 Clef_item::do_pre_processing()
  19 {
  20   change_b_ = ! (break_status_i() == 1);
  21
  22   if (default_b_)
  23     {
  24       set_empty(break_status_i() != 1);
  25       transparent_b_ = (break_status_i() != 1);
  26     }
  27 }
  28
  29 Clef_item::Clef_item()
  30 {
  31   breakable_b_ =true;
  32   default_b_ = false;
  33   change_b_ = true;
  34   read ("violin");
  35 }
  36
  37 void
  38 Clef_item::read (String t)
  39 {
  40   symbol_= t;
  41   if (t == "violin")
  42     {
  43       y_position_i_ = -2;
  44     }
  45   else if (t == "french")
  46     {
  47       symbol_="violin";
  48       y_position_i_ = -4;
  49     }
  50   else if (t == "soprano")
  51     {
  52       symbol_="alto";
  53       y_position_i_ = -4;
  54     }
  55   else if (t == "mezzosoprano")
  56     {
  57       symbol_ = "alto";
  58       y_position_i_ = -2;
  59     }
  60   else if (t == "alto")
  61     {
  62       y_position_i_ = 0;
  63     }
  64   else if (t == "tenor")
  65     {
  66       symbol_="alto";
  67       y_position_i_ = 2;
  68     }
  69   else if (t == "baritone")
  70     {
  71       symbol_ = "alto";
  72       y_position_i_ = 4;
  73     }
  74   else if (t == "varbaritone")
  75     {
  76       symbol_ = "bass";
  77       y_position_i_ = 0;
  78     }
  79   else if (t == "bass")
  80     {
  81       y_position_i_ = 2;
  82     }
  83   else if (t == "subbass")
  84     {
  85       symbol_ = "bass";
  86       y_position_i_ = 4;
  87     }
  88 }
  89
  90 void
  91 Clef_item::read (Clef_engraver const &k)
  92 {
  93   read (k.clef_type_str_);
  94 }
  95
  96 Molecule*
  97 Clef_item::brew_molecule_p() const
  98 {
  99   String t = symbol_;
 100   if  (change_b_)
 101     t += "_change";
 102   Atom s = paper()->lookup_l ()->clef (t);
 103   Molecule*output = new Molecule (Atom (s));
 104   output->translate_axis (paper()->internote_f () * y_position_i_, Y_AXIS);
 105   return output;
 106 }
 107
 108
 109 IMPLEMENT_IS_TYPE_B1(Clef_item,Item);